6485384070 has 80 divisors (see below), whose sum is σ = 19023819408. Its totient is φ = 1572212160.

The previous prime is 6485384063. The next prime is 6485384071. The reversal of 6485384070 is 704835846.

6485384070 is a `hidden beast` number, since 6 + 4 + 8 + 538 + 40 + 70 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6485384071) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 355029 + ... + 372848.

Almost surely, 2^6485384070 is an apocalyptic number.

6485384070 is an abundant number, since it is smaller than the sum of its proper divisors (12538435338).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6485384070 is a wasteful number, since it uses less digits than its factorization.

6485384070 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 727907 (or 727898 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 45.

The square root of 6485384070 is about 80531.8823199855. The cubic root of 6485384070 is about 1864.8557049941.

The spelling of 6485384070 in words is "six billion, four hundred eighty-five million, three hundred eighty-four thousand, seventy".